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Mathematics 9 Online
OpenStudy (anonymous):

suppose the correlation between two variables is r=0.23. what will the new correlation be if 0.14 is added to all values of the x-variable, every value of the y-variable is doubled, and the two variables are interchanged? 0.23 a)0.37 b)0.74 c)–0.23 d)–0.74

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